000
00273nam a2200109Ia 4500
100
_a
Earl A Coddington
245
_a
Theory of Ordinary Differential Equations
260
_c
1955
_a
New York,
_a
Toronto,
_a
London
_b
MGH
300
_a
xii+429
700
_a
Norman Levinson
942
_c
BK
999
_c
927
_d
927